172 static int dbc_tty_install(struct tty_driver *driver, struct tty_struct *tty)  in dbc_tty_install()
181 static int dbc_tty_open(struct tty_struct *tty, struct file *file)  in dbc_tty_open()
188 static void dbc_tty_close(struct tty_struct *tty, struct file *file)  in dbc_tty_close()
195 static int dbc_tty_write(struct tty_struct *tty,  in dbc_tty_write()
211 static int dbc_tty_put_char(struct tty_struct *tty, unsigned char ch)  in dbc_tty_put_char()
224 static void dbc_tty_flush_chars(struct tty_struct *tty)  in dbc_tty_flush_chars()
234 static int dbc_tty_write_room(struct tty_struct *tty)  in dbc_tty_write_room()
247 static int dbc_tty_chars_in_buffer(struct tty_struct *tty)  in dbc_tty_chars_in_buffer()
260 static void dbc_tty_unthrottle(struct tty_struct *tty)  in dbc_tty_unthrottle()
334 	struct tty_struct	*tty;  in dbc_rx_push()  local
404 static int dbc_port_activate(struct tty_port *_port, struct tty_struct *tty)  in dbc_port_activate()